Which term describes one or more cells that carry out all of the processes needed to sustain life

The correct answer to your question would be A. Organelle hope this helps let me know. 

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.